fix: upgrade openid-client from 4.8.0 to 4.9.0 (#518)

Snyk has created this PR to upgrade openid-client from 4.8.0 to 4.9.0.

See this package in npm:
https://www.npmjs.com/package/openid-client

See this project in Snyk:
https://app.snyk.io/org/auth0-sdks/project/6143c336-e277-4ae1-bdd3-21c21ade7de5?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -114,7 +114,7 @@
     "joi": "^17.4.1",
     "jose": "^2.0.5",
     "on-headers": "^1.0.2",
-    "openid-client": "^4.8.0",
+    "openid-client": "^4.9.0",
     "tslib": "^2.3.1",
     "url-join": "^4.0.1"
   },